91285880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17159}}^1$

素因数の和:17196

約数の個数: 64

約数和(自身を含む): 247104000

約数和(自身を除く): 155818120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 17159, 34318, 68636, 85795, 120113, 137272, 171590, 240226, 326021, 343180, 480452, 600565, 652042, 686360, 960904, 1201130, 1304084, 1630105, 2282147, 2402260, 2608168, 3260210, 4564294, 4804520, 6520420, 9128588, 11410735, 13040840, 18257176, 22821470, 45642940, 91285880]

約数ペア:

[(1, 91285880), (2, 45642940), (4, 22821470), (5, 18257176), (7, 13040840), (8, 11410735), (10, 9128588), (14, 6520420), (19, 4804520), (20, 4564294), (28, 3260210), (35, 2608168), (38, 2402260), (40, 2282147), (56, 1630105), (70, 1304084), (76, 1201130), (95, 960904), (133, 686360), (140, 652042), (152, 600565), (190, 480452), (266, 343180), (280, 326021), (380, 240226), (532, 171590), (665, 137272), (760, 120113), (1064, 85795), (1330, 68636), (2660, 34318), (5320, 17159)]